Open Shortest Path First (OSPF)
The following shows output when using the
asbr-summary
keyword.
Console#show ip ospf database asbr-summary
OSPF Router with id(10.1.1.253)
Displaying Summary ASB Link States(Area 0.0.0.0)
LS age: 433
Options: (No TOS-capability)
LS Type: Summary Links (AS Boundary Router)
Link State ID: 192.168.5.1 (AS Boundary Router's Router ID)
Advertising Router: 192.168.1.5
LS Sequence Number: 80000002
LS Checksum: 0x51E2
Length: 32
Network Mask: 255.255.255.0
Metric: 1
Console#
Table 42-12 show ip ospf asbr-summary - display description
Field Description
OSPF Router id Router ID
LS age Age of LSA (in seconds)
Options Optional capabilities associated with the LSA
LS Type Summary Links - LSA describes routes to AS boundary routers
Link State ID Interface address of the autonomous system boundary router
Advertising Router Advertising router ID
LS Sequence Number Sequence number of LSA (used to detect older duplicate LSAs)
LS Checksum Checksum of the complete contents of the LSA
Length The length of the LSA in bytes
Network Mask Address mask for the network
Metrics Cost of the link
42
42-43